def get(self, request, *args, **kwargs):
# 接收 DSL 参数执行搜索
dsl = request.GET.get('dsl') # <type 'unicode'>
dsl = json.loads(dsl) # <type 'dict'>
# ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print '>>>>>>>>>> ElasticSearch(Singleton)'
print id(es_client)
print '>>>>>>>>>> ElasticSearch(Singleton)'
search = es_client.search(
index='douban',
doc_type='movie',
query=dsl,
es_from=0,
size=250,
) # <type 'dict'>
ret = json.JSONEncoder(indent=4).encode(search) # <type 'str'>
print '----------------------------------------------------------------------------------------'
print type(dsl)
print dsl
print '----------------------------------------------------------------------------------------'
print type(ret)
print ret
print '----------------------------------------------------------------------------------------'
return HttpResponse(content=ret,
content_type='application/json; charset=UTF-8')
def get(self, request, *args, **kwargs):
"""
搜索 ElasticSearch
"""
# 关键字参数和分页参数
keyword = request.GET.get("keyword")
page = request.GET.get("page", 1)
print "----------------------------------------------------------------------------------------"
dsl_movie = {
"query": {
"bool": {
"should": [
{"match": {"title": keyword}},
{"match": {"desc": keyword}},
{"match": {"quote": keyword}},
]
}
}
}
# [1] 创建客户端对象 查询ElasticSearch
# from pyelasticsearch import ElasticSearch
# es = ElasticSearch(
# urls='http://192.168.100.100',
# port=9200,
# )
# [2] ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print ">>>>>>>>>> ElasticSearch(Singleton)"
print id(es_client)
print ">>>>>>>>>> ElasticSearch(Singleton)"
# ElasticSearch 分页参数: es_from, size
search = es_client.search(index="douban", doc_type="movie", query=dsl_movie, es_from=0, size=250)
# print json.JSONEncoder(indent=4).encode(search)
hits = search["hits"]["hits"]
movies = [hit["_source"] for hit in hits]
print "----------------------------------------------------------------------------------------"
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get("keyword") or "",)
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context["page"] = pager
return coffin_render(request, "movie.html", context)
def get(self, request, *args, **kwargs):
# 接收 DSL 参数执行搜索
dsl = request.GET.get("dsl") # <type 'unicode'>
dsl = json.loads(dsl) # <type 'dict'>
# ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print ">>>>>>>>>> ElasticSearch(Singleton)"
print id(es_client)
print ">>>>>>>>>> ElasticSearch(Singleton)"
search = es_client.search(index="douban", doc_type="movie", query=dsl, es_from=0, size=250) # <type 'dict'>
ret = json.JSONEncoder(indent=4).encode(search) # <type 'str'>
print "----------------------------------------------------------------------------------------"
print type(dsl)
print dsl
print "----------------------------------------------------------------------------------------"
print type(ret)
print ret
print "----------------------------------------------------------------------------------------"
return HttpResponse(content=ret, content_type="application/json; charset=UTF-8")
def get(self, request, *args, **kwargs):
"""
搜索 ElasticSearch
"""
# 关键字参数和分页参数
keyword = request.GET.get('keyword')
page = request.GET.get('page', 1)
print '----------------------------------------------------------------------------------------'
dsl_movie = {
'query': {
'bool': {
'should': [{
'match': {
'title': keyword,
}
}, {
'match': {
'desc': keyword,
}
}, {
'match': {
'quote': keyword,
}
}]
}
}
}
# [1] 创建客户端对象 查询ElasticSearch
# from pyelasticsearch import ElasticSearch
# es = ElasticSearch(
# urls='http://192.168.100.100',
# port=9200,
# )
# [2] ElasticSearch(单例模式)
from elasticsearchclient.elasticsearchclient import es_client
print '>>>>>>>>>> ElasticSearch(Singleton)'
print id(es_client)
print '>>>>>>>>>> ElasticSearch(Singleton)'
# ElasticSearch 分页参数: es_from, size
search = es_client.search(
index='douban',
doc_type='movie',
query=dsl_movie,
es_from=0,
size=250,
)
# print json.JSONEncoder(indent=4).encode(search)
hits = search['hits']['hits']
movies = [hit['_source'] for hit in hits]
print '----------------------------------------------------------------------------------------'
# 分页
paginator = Paginator(object_list=movies, per_page=10)
try:
pager = paginator.page(page)
except PageNotAnInteger:
pager = paginator.page(1)
except EmptyPage:
pager = paginator.page(paginator.num_pages)
pass
# 分页片段中使用 pager.queries 达到在翻页时带着查询参数的目的
pager.queries = "keyword=%s" % (request.GET.get('keyword') or '', )
# [网页模板]和[通用分页片段(pagination_jinja.html)]中使用 "page" 来访问 Page object
context = {}
context['page'] = pager
return coffin_render(request, 'movie.html', context)